with regard to the $6,000 minimum balance to avoid fees, this amount can also come from any citibank credit cards you may have. you do NOT need to maintain a $6,000 balance in this checking account to qualify for fee waiver. there are a few ineligible citibank credit cards, but the usual suspects (AA) seem to all be valid.
even if you pay off your balance in full each month, as long as the cumulative average monthly balance from ALL of your citibank cards exceeds $6,000, you should be ok.
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